Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Cutting of composite materials: A quality and processing time optimized scan strategy for GFRP and CFRP
Schneider, Frank; Petring, Dirk; Wolf, Norbert
Conference Paper
2016Low power InP-based monolithic DFB-laser IQ modulator with SiGe differential driver for 32-GBd QPSK modulation
Lange, S.; Wolf, N.; Gruner, M.; Yan, L.; Kaiser, R.; Velthaus, K.-O.; Choi, J.H.; Schell, M.
Journal Article
2016Monolithic laser integrated Mach-Zehnder modulator InP PICs for high-speed optical networks
Lange, S.; Kaiser, R.; Gruner, M.; Wolf, N.; Yan, L.; Rehbein, W.; Schell, M.
Conference Paper
2015Electro-optical co-design to minimize power consumption of a 32 GBd optical IQ-transmitter using InP MZ-modulators
Wolf, N.; Yan, L.; Choi, J.-H.; Kapa, T.; Wünsch, S.; Klötzer, R.; Velthaus, K.-O.; Bach, H.-G.; Schell, M.
Conference Paper
2015First 105 Gb/s low power, small footprint PAM-8 impedance-engineered TOSA with InP MZ-Modulator and customized driver IC using predistortion
Saavedra, B.G.; Wolf, N.; Yan, L.; Meuer, C.; Choi, J.H.; Velthaus, K.-O.; Gruner, M.; Schubert, C.; Bach, H.-G.; Schell, M.
Conference Paper
2015Low power InP-based monolithic DFB-laser IQ modulator with SiGe differential driver for 32 GBd QPSK modulation
Lange, S.; Yan, L.; Wolf, N.; Kaiser, R.; Gruner, M.; Velthaus, K.-O.; Schell, M.
Conference Paper
2015A performance comparison of single-ended- and differential driving scheme at 64 Gbit/s QPSK modulation for InP-based IQ-Mach-Zehnder modulators in serial-push-pull configuration
Rausch, M.; Wolf, N.; Yan, L.; Velthaus, K.-O.; Hoffmann, D.; Gruner, M.; Schell, M.
Conference Paper
2014Impedance-engineered low power MZM / driver assembly for CFP4-size pluggable long haul and metro transceiver
Velthaus, K.-O.; Wolf, N.; Choi, J.H.; Yan, L.; Harati, P.; Gruner, M.; Saavedra, B.G.; Rausch, M.; Bach, H.-G.; Schell, M.
Conference Paper
2013High power laser cutting of fiber reinforced thermoplastic polymers with cw- and pulsed lasers
Schneider, F.; Wolf, N.; Petring, D
Conference Paper, Journal Article
2012Diagnostics, modeling and simulation: Three keys towards mastering the cutting processs with fiber, disk and diode lasers
Petring, D.; Molitor, T.; Schneider, F.; Wolf, N.
Conference Paper, Journal Article
2012Some answers to frequently asked questions and open issues of laser beam cutting
Petring, D.; Schneider, F.; Wolf, N.
Conference Paper
2012Ultrasonic-assisted micro-EDM of deep bores: Process and discharge analysis
Schubert, Andreas; Zeidler, Henning; Wolf, Nicolas; Hackert-Oschätzchen, Matthias; Schneider, Jörg
Conference Paper
2011Indirect approach to ultrasonic superposition in micro-EDM
Schubert, A.; Wolf, N.; Zeidler, H.; Schneider, J.
Conference Paper
2011Micro electro discharge machining of electrically nonconductive ceramics
Schubert, A.; Zeidler, H.; Wolf, N.; Hackert, M.
Conference Paper
2011Micro-EDM: Process effects on the tool wear ratio
Schubert, A.; Wolf, N.; Zeidler, H.
Conference Paper
2010Influenza della qualita del fascio, della potenza e della lunghezza d'onda: Nel taglio e nella saldatura
Petring, D.; Schneider, F.; Wolf, N.; Nazery-Goneghany, V.
Journal Article
2010Micromanufacturing of hard to machine materials by physical and chemical ablation processes
Schubert, A.; Edelmann, J.; Groß, S.; Zeidler, H.; Meichsner, G.; Hackert, M.; Wolf, N.; Schneider, J.
Conference Paper
2009How beam quality, power and wavelength influence laser cutting and welding processes
Petring, D.; Schneider, F.; Wolf, N.; Nazery-Goneghany, V.
Conference Paper
2009The influence of beam quality, power and wavelength on laser cutting and welding
Petring, D.; Schneider, F.; Wolf, N.; Nazery-Goneghany, V.
Journal Article
2008Defect classification for mechatronic products
Aurich, J.C.; Wolf, N.; Grzegorski, A.; Wagenknecht, C.; Münch, J.
Journal Article
2008The relevance of brightness for high power laser cutting and welding
Petring, D.; Schneider, F.; Wolf, N.; Nazery, V.
Conference Paper
2007Neue Schweißtechnologien mit neuen Lasern
Albus, P.; Boglea, A.; Burbaum, B.; Holtkamp, J.; Kelbassa, I.; Nazery-Goneghany, V.; Olowinsky, A.; Petring, D.; Poggel, M.; Schmitt, F.; Schneider, F.; Wolf, N.; Poprawe, R.
Conference Paper
2007Progress in laser-MAG hybrid welding of high-strength steels up to 30mm thickness
Petring, D.; Fuhrmann, C.; Wolf, N.; Poprawe, R.
Conference Paper
2007Transferring selected software engineering principles to the commercial vehicle domain
Aurich, Jan C.; Wolf, Nico; Münch, Jürgen; Grzegorski, Andreas; Wickenkamp, Axel
Conference Paper
2005System concept and optical design of miniaturized projection and imaging systems with OLED microdisplays
Riehemann, S.; Palme, M.; Lippmann, U.; Wolf, N.; Notni, G.
Conference Paper
2005Verfahren sowie Duese zur Bearbeitung oder Analyse eines Werkstuecks oder einer Probe mit einem energetischen Strahl
Petring, D.; Fuhrmann, C.; Wolf, N.; Schneider, F.
Patent
2004Flexible Laserprozess- und -systemtechnik für die montagegenaue Fertigung im modularen Schienenfahrzeugbau
Petring, D.; Wolf, N.
Journal Article
2004OLED microdisplays - a new key element for fringe projection setups
Notni, G.; Riehemann, S.; Kühmstedt, P.; Heidler, L.; Wolf, N.
Conference Paper
2003Investigations and applications of laser-arc hybrid welding from thin sheets up to heavy section components
Petring, D.; Fuhrmann, C.; Wolf, N.; Poprawe, R.
Conference Paper
2003Investigations and applications of laser-arc hybrid welding with the "integrated nozzle"
Petring, D.; Fuhrmann, C.; Wolf, N.; Poprawe, R.
Conference Paper
1998Design and application of aspherical resonators for high-power CO2 lasers
Henning, T.; Habich, U.; Wolf, N.; Scholl, M.; Poprawe, R.
Conference Paper
1995Development of an industrial CO2 laser with more than 40 kW output power. Recent results
Habich, U.; Du, K.; Ehrlichmann, D.; Jarosch, U.; Niehoff, J.; Plum, H.-D.; Meyer, R.; Wolf, N.; Loosen, P.; Beck, T.; Hertzler, C.; Wollermann-Windgasse, R.
Conference Paper
1993Verfahren zum Verbinden schichtweise aufgebauter Werkstuecke
Peters, B.M.; Behler, K.; Wolf, N.
Patent
1991Fast nahtlos - Schweißen von Rohren mit Co2-Laserstrahlanlagen
Wolf, N.; Behler, K.; Beyer, E.
Journal Article
1990Rohrschweißen mit CO2-Laserstrahlung
Wolf, N.; Behler, K.; Beyer, E.
Conference Paper
1988Accomodation of polarization and shaping in laser beam welding
Schulz, W.; Wolf, N.; Welsing, O.; Behler, K.; Beyer, E.
Conference Paper